/*
 * Copyright 2011 Google Inc.
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */


#ifndef GrGLDefines_DEFINED
#define GrGLDefines_DEFINED

/* Profiles */
#define GR_GL_CONTEXT_PROFILE_MASK 0x9126
#define GR_GL_CONTEXT_CORE_PROFILE_BIT 0x00000001
#define GR_GL_CONTEXT_COMPATIBILITY_PROFILE_BIT 0x00000002

// The following constants consist of the intersection of GL constants
// exported by GLES 1.0, GLES 2.0, and desktop GL required by the system.

#define GR_GL_DEPTH_BUFFER_BIT 0x00000100
#define GR_GL_STENCIL_BUFFER_BIT 0x00000400
#define GR_GL_COLOR_BUFFER_BIT 0x00004000

/* Boolean */
#define GR_GL_FALSE 0
#define GR_GL_TRUE 1

/* BeginMode */
#define GR_GL_POINTS 0x0000
#define GR_GL_LINES 0x0001
#define GR_GL_LINE_LOOP 0x0002
#define GR_GL_LINE_STRIP 0x0003
#define GR_GL_TRIANGLES 0x0004
#define GR_GL_TRIANGLE_STRIP 0x0005
#define GR_GL_TRIANGLE_FAN 0x0006
#define GR_GL_PATCHES 0x000E

/* AlphaFunction (not supported in ES20) */
/*      GL_NEVER */
/*      GL_LESS */
/*      GL_EQUAL */
/*      GL_LEQUAL */
/*      GL_GREATER */
/*      GL_NOTEQUAL */
/*      GL_GEQUAL */
/*      GL_ALWAYS */

/* Basic OpenGL blend equations */
#define GR_GL_FUNC_ADD 0x8006
#define GR_GL_FUNC_SUBTRACT 0x800A
#define GR_GL_FUNC_REVERSE_SUBTRACT 0x800B

/* GL_KHR_blend_equation_advanced */
#define GR_GL_SCREEN 0x9295
#define GR_GL_OVERLAY 0x9296
#define GR_GL_DARKEN 0x9297
#define GR_GL_LIGHTEN 0x9298
#define GR_GL_COLORDODGE 0x9299
#define GR_GL_COLORBURN 0x929A
#define GR_GL_HARDLIGHT 0x929B
#define GR_GL_SOFTLIGHT 0x929C
#define GR_GL_DIFFERENCE 0x929E
#define GR_GL_EXCLUSION 0x92A0
#define GR_GL_MULTIPLY 0x9294
#define GR_GL_HSL_HUE 0x92AD
#define GR_GL_HSL_SATURATION 0x92AE
#define GR_GL_HSL_COLOR 0x92AF
#define GR_GL_HSL_LUMINOSITY 0x92B0

/* BlendingFactorDest */
#define GR_GL_ZERO 0
#define GR_GL_ONE 1
#define GR_GL_SRC_COLOR 0x0300
#define GR_GL_ONE_MINUS_SRC_COLOR 0x0301
#define GR_GL_SRC_ALPHA 0x0302
#define GR_GL_ONE_MINUS_SRC_ALPHA 0x0303
#define GR_GL_DST_ALPHA 0x0304
#define GR_GL_ONE_MINUS_DST_ALPHA 0x0305

/* BlendingFactorSrc */
/*      GL_ZERO */
/*      GL_ONE */
#define GR_GL_DST_COLOR 0x0306
#define GR_GL_ONE_MINUS_DST_COLOR 0x0307
#define GR_GL_SRC_ALPHA_SATURATE 0x0308
/*      GL_SRC_ALPHA */
/*      GL_ONE_MINUS_SRC_ALPHA */
/*      GL_DST_ALPHA */
/*      GL_ONE_MINUS_DST_ALPHA */

/* ExtendedBlendFactors */
#define GR_GL_SRC1_COLOR 0x88F9
#define GR_GL_ONE_MINUS_SRC1_COLOR 0x88FA
/*      GL_SRC1_ALPHA */
#define GR_GL_ONE_MINUS_SRC1_ALPHA 0x88FB

/* Separate Blend Functions */
#define GR_GL_BLEND_DST_RGB 0x80C8
#define GR_GL_BLEND_SRC_RGB 0x80C9
#define GR_GL_BLEND_DST_ALPHA 0x80CA
#define GR_GL_BLEND_SRC_ALPHA 0x80CB
#define GR_GL_CONSTANT_COLOR 0x8001
#define GR_GL_ONE_MINUS_CONSTANT_COLOR 0x8002
#define GR_GL_CONSTANT_ALPHA 0x8003
#define GR_GL_ONE_MINUS_CONSTANT_ALPHA 0x8004
#define GR_GL_BLEND_COLOR 0x8005

/* Buffer Objects */
#define GR_GL_ARRAY_BUFFER 0x8892
#define GR_GL_ELEMENT_ARRAY_BUFFER 0x8893
#define GR_GL_DRAW_INDIRECT_BUFFER 0x8F3F
#define GR_GL_TEXTURE_BUFFER 0x8C2A
#define GR_GL_ARRAY_BUFFER_BINDING 0x8894
#define GR_GL_ELEMENT_ARRAY_BUFFER_BINDING 0x8895
#define GR_GL_DRAW_INDIRECT_BUFFER_BINDING 0x8F43
#define GR_GL_PIXEL_PACK_BUFFER 0x88EB
#define GR_GL_PIXEL_UNPACK_BUFFER 0x88EC

#define GR_GL_PIXEL_UNPACK_TRANSFER_BUFFER_CHROMIUM 0x78EC
#define GR_GL_PIXEL_PACK_TRANSFER_BUFFER_CHROMIUM 0x78ED

#define GR_GL_STREAM_DRAW 0x88E0
#define GR_GL_STREAM_READ 0x88E1
#define GR_GL_STATIC_DRAW 0x88E4
#define GR_GL_STATIC_READ 0x88E5
#define GR_GL_DYNAMIC_DRAW 0x88E8
#define GR_GL_DYNAMIC_READ 0x88E9

#define GR_GL_BUFFER_SIZE 0x8764
#define GR_GL_BUFFER_USAGE 0x8765

#define GR_GL_CURRENT_VERTEX_ATTRIB 0x8626

/* CullFaceMode */
#define GR_GL_FRONT 0x0404
#define GR_GL_BACK 0x0405
#define GR_GL_FRONT_AND_BACK 0x0408

/* DepthFunction */
/*      GL_NEVER */
/*      GL_LESS */
/*      GL_EQUAL */
/*      GL_LEQUAL */
/*      GL_GREATER */
/*      GL_NOTEQUAL */
/*      GL_GEQUAL */
/*      GL_ALWAYS */

/* EnableCap */
#define GR_GL_TEXTURE_NONE 0x0000
#define GR_GL_TEXTURE_2D 0x0DE1
#define GR_GL_CULL_FACE 0x0B44
#define GR_GL_BLEND 0x0BE2
#define GR_GL_DITHER 0x0BD0
#define GR_GL_STENCIL_TEST 0x0B90
#define GR_GL_DEPTH_TEST 0x0B71
#define GR_GL_SCISSOR_TEST 0x0C11
#define GR_GL_POLYGON_OFFSET_FILL 0x8037
#define GR_GL_SAMPLE_ALPHA_TO_COVERAGE 0x809E
#define GR_GL_SAMPLE_COVERAGE 0x80A0
#define GR_GL_POLYGON_OFFSET_FILL 0x8037
#define GR_GL_POLYGON_SMOOTH 0x0B41
#define GR_GL_POLYGON_STIPPLE 0x0B42
#define GR_GL_COLOR_LOGIC_OP 0x0BF2
#define GR_GL_COLOR_TABLE 0x80D0
#define GR_GL_INDEX_LOGIC_OP 0x0BF1
#define GR_GL_VERTEX_PROGRAM_POINT_SIZE 0x8642
#define GR_GL_LINE_STIPPLE 0x0B24
#define GR_GL_FRAMEBUFFER_SRGB 0x8DB9
#define GR_GL_SHADER_PIXEL_LOCAL_STORAGE 0x8F64
#define GR_GL_SAMPLE_SHADING 0x8C36

/* ErrorCode */
#define GR_GL_NO_ERROR 0
#define GR_GL_INVALID_ENUM 0x0500
#define GR_GL_INVALID_VALUE 0x0501
#define GR_GL_INVALID_OPERATION 0x0502
#define GR_GL_OUT_OF_MEMORY 0x0505
#define GR_GL_CONTEXT_LOST 0x300E // TODO(gman): What value?

/* FrontFaceDirection */
#define GR_GL_CW 0x0900
#define GR_GL_CCW 0x0901

/* GetPName */
#define GR_GL_LINE_WIDTH 0x0B21
#define GR_GL_ALIASED_POINT_SIZE_RANGE 0x846D
#define GR_GL_ALIASED_LINE_WIDTH_RANGE 0x846E
#define GR_GL_CULL_FACE_MODE 0x0B45
#define GR_GL_FRONT_FACE 0x0B46
#define GR_GL_DEPTH_RANGE 0x0B70
#define GR_GL_DEPTH_WRITEMASK 0x0B72
#define GR_GL_DEPTH_CLEAR_VALUE 0x0B73
#define GR_GL_DEPTH_FUNC 0x0B74
#define GR_GL_STENCIL_CLEAR_VALUE 0x0B91
#define GR_GL_STENCIL_FUNC 0x0B92
#define GR_GL_STENCIL_FAIL 0x0B94
#define GR_GL_STENCIL_PASS_DEPTH_FAIL 0x0B95
#define GR_GL_STENCIL_PASS_DEPTH_PASS 0x0B96
#define GR_GL_STENCIL_REF 0x0B97
#define GR_GL_STENCIL_VALUE_MASK 0x0B93
#define GR_GL_STENCIL_WRITEMASK 0x0B98
#define GR_GL_STENCIL_BACK_FUNC 0x8800
#define GR_GL_STENCIL_BACK_FAIL 0x8801
#define GR_GL_STENCIL_BACK_PASS_DEPTH_FAIL 0x8802
#define GR_GL_STENCIL_BACK_PASS_DEPTH_PASS 0x8803
#define GR_GL_STENCIL_BACK_REF 0x8CA3
#define GR_GL_STENCIL_BACK_VALUE_MASK 0x8CA4
#define GR_GL_STENCIL_BACK_WRITEMASK 0x8CA5
#define GR_GL_VIEWPORT 0x0BA2
#define GR_GL_SCISSOR_BOX 0x0C10
/*      GL_SCISSOR_TEST */
#define GR_GL_COLOR_CLEAR_VALUE 0x0C22
#define GR_GL_COLOR_WRITEMASK 0x0C23
#define GR_GL_UNPACK_ALIGNMENT 0x0CF5
#define GR_GL_PACK_ALIGNMENT 0x0D05
#define GR_GL_PACK_REVERSE_ROW_ORDER 0x93A4
#define GR_GL_MAX_TEXTURE_SIZE 0x0D33
#define GR_GL_TEXTURE_MIN_LOD 0x813A
#define GR_GL_TEXTURE_MAX_LOD 0x813B
#define GR_GL_TEXTURE_BASE_LEVEL 0x813C
#define GR_GL_TEXTURE_MAX_LEVEL 0x813D
#define GR_GL_MAX_VIEWPORT_DIMS 0x0D3A
#define GR_GL_SUBPIXEL_BITS 0x0D50
#define GR_GL_RED_BITS 0x0D52
#define GR_GL_GREEN_BITS 0x0D53
#define GR_GL_BLUE_BITS 0x0D54
#define GR_GL_ALPHA_BITS 0x0D55
#define GR_GL_DEPTH_BITS 0x0D56
#define GR_GL_STENCIL_BITS 0x0D57
#define GR_GL_POLYGON_OFFSET_UNITS 0x2A00
/*      GL_POLYGON_OFFSET_FILL */
#define GR_GL_POLYGON_OFFSET_FACTOR 0x8038
#define GR_GL_TEXTURE_BINDING_2D 0x8069
#define GR_GL_SAMPLE_BUFFERS 0x80A8
#define GR_GL_SAMPLES 0x80A9
#define GR_GL_SAMPLE_COVERAGE_VALUE 0x80AA
#define GR_GL_SAMPLE_COVERAGE_INVERT 0x80AB
#define GR_GL_RENDERBUFFER_COVERAGE_SAMPLES 0x8CAB
#define GR_GL_RENDERBUFFER_COLOR_SAMPLES 0x8E10
#define GR_GL_MAX_MULTISAMPLE_COVERAGE_MODES 0x8E11
#define GR_GL_MULTISAMPLE_COVERAGE_MODES 0x8E12
#define GR_GL_MAX_TEXTURE_BUFFER_SIZE 0x8C2B

#define GR_GL_CONTEXT_FLAGS 0x821E
#define GR_GL_CONTEXT_FLAG_PROTECTED_CONTENT_BIT_EXT 0x00000010
#define GR_GL_TEXTURE_PROTECTED_EXT 0x8BFA

/* GetTextureParameter */
/*      GL_TEXTURE_MAG_FILTER */
/*      GL_TEXTURE_MIN_FILTER */
/*      GL_TEXTURE_WRAP_S */
/*      GL_TEXTURE_WRAP_T */

#define GR_GL_NUM_COMPRESSED_TEXTURE_FORMATS 0x86A2
#define GR_GL_COMPRESSED_TEXTURE_FORMATS 0x86A3

/* Compressed Texture Formats */
#define GR_GL_COMPRESSED_RGB_S3TC_DXT1_EXT 0x83F0
#define GR_GL_COMPRESSED_RGBA_S3TC_DXT1_EXT 0x83F1
#define GR_GL_COMPRESSED_RGBA_S3TC_DXT3_EXT 0x83F2
#define GR_GL_COMPRESSED_RGBA_S3TC_DXT5_EXT 0x83F3

#define GR_GL_COMPRESSED_SRGB_S3TC_DXT1_EXT 0x8C4C
#define GR_GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT 0x8C4D
#define GR_GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT 0x8C4E
#define GR_GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT 0x8C4F

#define GR_GL_COMPRESSED_RGB_PVRTC_4BPPV1_IMG 0x8C00
#define GR_GL_COMPRESSED_RGB_PVRTC_2BPPV1_IMG 0x8C01
#define GR_GL_COMPRESSED_RGBA_PVRTC_4BPPV1_IMG 0x8C02
#define GR_GL_COMPRESSED_RGBA_PVRTC_2BPPV1_IMG 0x8C03

#define GR_GL_COMPRESSED_RGBA_PVRTC_2BPPV2_IMG 0x9137
#define GR_GL_COMPRESSED_RGBA_PVRTC_4BPPV2_IMG 0x9138

#define GR_GL_COMPRESSED_ETC1_RGB8 0x8D64

#define GR_GL_COMPRESSED_R11_EAC 0x9270
#define GR_GL_COMPRESSED_SIGNED_R11_EAC 0x9271
#define GR_GL_COMPRESSED_RG11_EAC 0x9272
#define GR_GL_COMPRESSED_SIGNED_RG11_EAC 0x9273

#define GR_GL_COMPRESSED_RGB8_ETC2 0x9274
#define GR_GL_COMPRESSED_SRGB8_ETC2 0x9275
#define GR_GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1 0x9276
#define GR_GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1 0x9277
#define GR_GL_COMPRESSED_RGBA8_ETC2_EAC 0x9278
#define GR_GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC 0x9279

#define GR_GL_COMPRESSED_LUMINANCE_LATC1 0x8C70
#define GR_GL_COMPRESSED_SIGNED_LUMINANCE_LATC1 0x8C71
#define GR_GL_COMPRESSED_LUMINANCE_ALPHA_LATC2 0x8C72
#define GR_GL_COMPRESSED_SIGNED_LUMINANCE_ALPHA_LATC2 0x8C73

#define GR_GL_COMPRESSED_RED_RGTC1 0x8DBB
#define GR_GL_COMPRESSED_SIGNED_RED_RGTC1 0x8DBC
#define GR_GL_COMPRESSED_RED_GREEN_RGTC2 0x8DBD
#define GR_GL_COMPRESSED_SIGNED_RED_GREEN_RGTC2 0x8DBE

#define GR_GL_COMPRESSED_3DC_X 0x87F9
#define GR_GL_COMPRESSED_3DC_XY 0x87FA

#define GR_GL_COMPRESSED_RGBA_BPTC_UNORM 0x8E8C
#define GR_GL_COMPRESSED_SRGB_ALPHA_BPTC_UNORM 0x8E8D
#define GR_GL_COMPRESSED_RGB_BPTC_SIGNED_FLOAT 0x8E8E
#define GR_GL_COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT 0x8E8F

#define GR_GL_COMPRESSED_RGBA_ASTC_4x4 0x93B0
#define GR_GL_COMPRESSED_RGBA_ASTC_5x4 0x93B1
#define GR_GL_COMPRESSED_RGBA_ASTC_5x5 0x93B2
#define GR_GL_COMPRESSED_RGBA_ASTC_6x5 0x93B3
#define GR_GL_COMPRESSED_RGBA_ASTC_6x6 0x93B4
#define GR_GL_COMPRESSED_RGBA_ASTC_8x5 0x93B5
#define GR_GL_COMPRESSED_RGBA_ASTC_8x6 0x93B6
#define GR_GL_COMPRESSED_RGBA_ASTC_8x8 0x93B7
#define GR_GL_COMPRESSED_RGBA_ASTC_10x5 0x93B8
#define GR_GL_COMPRESSED_RGBA_ASTC_10x6 0x93B9
#define GR_GL_COMPRESSED_RGBA_ASTC_10x8 0x93BA
#define GR_GL_COMPRESSED_RGBA_ASTC_10x10 0x93BB
#define GR_GL_COMPRESSED_RGBA_ASTC_12x10 0x93BC
#define GR_GL_COMPRESSED_RGBA_ASTC_12x12 0x93BD

#define GR_GL_COMPRESSED_SRGB8_ALPHA8_ASTC_4x4 0x93D0
#define GR_GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x4 0x93D1
#define GR_GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x5 0x93D2
#define GR_GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x5 0x93D3
#define GR_GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x6 0x93D4
#define GR_GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x5 0x93D5
#define GR_GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x6 0x93D6
#define GR_GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x8 0x93D7
#define GR_GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x5 0x93D8
#define GR_GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x6 0x93D9
#define GR_GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x8 0x93DA
#define GR_GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x10 0x93DB
#define GR_GL_COMPRESSED_SRGB8_ALPHA8_ASTC_12x10 0x93DC
#define GR_GL_COMPRESSED_SRGB8_ALPHA8_ASTC_12x12 0x93DD

/* HintMode */
#define GR_GL_DONT_CARE 0x1100
#define GR_GL_FASTEST 0x1101
#define GR_GL_NICEST 0x1102

/* HintTarget */
#define GR_GL_GENERATE_MIPMAP_HINT 0x8192

/* DataType */
#define GR_GL_BYTE 0x1400
#define GR_GL_UNSIGNED_BYTE 0x1401
#define GR_GL_SHORT 0x1402
#define GR_GL_UNSIGNED_SHORT 0x1403
#define GR_GL_INT 0x1404
#define GR_GL_UNSIGNED_INT 0x1405
#define GR_GL_FLOAT 0x1406
#define GR_GL_HALF_FLOAT 0x140B
#define GR_GL_FIXED 0x140C
#define GR_GL_HALF_FLOAT_OES 0x8D61

/* Lighting */
#define GR_GL_LIGHTING 0x0B50
#define GR_GL_LIGHT0 0x4000
#define GR_GL_LIGHT1 0x4001
#define GR_GL_LIGHT2 0x4002
#define GR_GL_LIGHT3 0x4003
#define GR_GL_LIGHT4 0x4004
#define GR_GL_LIGHT5 0x4005
#define GR_GL_LIGHT6 0x4006
#define GR_GL_LIGHT7 0x4007
#define GR_GL_SPOT_EXPONENT 0x1205
#define GR_GL_SPOT_CUTOFF 0x1206
#define GR_GL_CONSTANT_ATTENUATION 0x1207
#define GR_GL_LINEAR_ATTENUATION 0x1208
#define GR_GL_QUADRATIC_ATTENUATION 0x1209
#define GR_GL_AMBIENT 0x1200
#define GR_GL_DIFFUSE 0x1201
#define GR_GL_SPECULAR 0x1202
#define GR_GL_SHININESS 0x1601
#define GR_GL_EMISSION 0x1600
#define GR_GL_POSITION 0x1203
#define GR_GL_SPOT_DIRECTION 0x1204
#define GR_GL_AMBIENT_AND_DIFFUSE 0x1602
#define GR_GL_COLOR_INDEXES 0x1603
#define GR_GL_LIGHT_MODEL_TWO_SIDE 0x0B52
#define GR_GL_LIGHT_MODEL_LOCAL_VIEWER 0x0B51
#define GR_GL_LIGHT_MODEL_AMBIENT 0x0B53
#define GR_GL_FRONT_AND_BACK 0x0408
#define GR_GL_SHADE_MODEL 0x0B54
#define GR_GL_FLAT 0x1D00
#define GR_GL_SMOOTH 0x1D01
#define GR_GL_COLOR_MATERIAL 0x0B57
#define GR_GL_COLOR_MATERIAL_FACE 0x0B55
#define GR_GL_COLOR_MATERIAL_PARAMETER 0x0B56
#define GR_GL_NORMALIZE 0x0BA1

/* Matrix Mode */
#define GR_GL_MATRIX_MODE 0x0BA0
#define GR_GL_MODELVIEW 0x1700
#define GR_GL_PROJECTION 0x1701
#define GR_GL_TEXTURE 0x1702

/* multisample */
#define GR_GL_MULTISAMPLE 0x809D
#define GR_GL_SAMPLE_POSITION 0x8E50

/* Points */
#define GR_GL_POINT_SMOOTH 0x0B10
#define GR_GL_POINT_SIZE 0x0B11
#define GR_GL_POINT_SIZE_GRANULARITY 0x0B13
#define GR_GL_POINT_SIZE_RANGE 0x0B12

/* Lines */
#define GR_GL_LINE_SMOOTH 0x0B20
#define GR_GL_LINE_STIPPLE 0x0B24
#define GR_GL_LINE_STIPPLE_PATTERN 0x0B25
#define GR_GL_LINE_STIPPLE_REPEAT 0x0B26
#define GR_GL_LINE_WIDTH 0x0B21
#define GR_GL_LINE_WIDTH_GRANULARITY 0x0B23
#define GR_GL_LINE_WIDTH_RANGE 0x0B22

/* PolygonMode */
#define GR_GL_POINT 0x1B00
#define GR_GL_LINE 0x1B01
#define GR_GL_FILL 0x1B02

/* Unsized formats */
#define GR_GL_STENCIL_INDEX 0x1901
#define GR_GL_DEPTH_COMPONENT 0x1902
#define GR_GL_DEPTH_STENCIL 0x84F9
#define GR_GL_RED 0x1903
#define GR_GL_RED_INTEGER 0x8D94
#define GR_GL_GREEN 0x1904
#define GR_GL_BLUE 0x1905
#define GR_GL_ALPHA 0x1906
#define GR_GL_LUMINANCE 0x1909
#define GR_GL_LUMINANCE_ALPHA 0x190A
#define GR_GL_RG_INTEGER 0x8228
#define GR_GL_RGB 0x1907
#define GR_GL_RGB_INTEGER 0x8D98
#define GR_GL_SRGB 0x8C40
#define GR_GL_RGBA 0x1908
#define GR_GL_RG 0x8227
#define GR_GL_SRGB_ALPHA 0x8C42
#define GR_GL_RGBA_INTEGER 0x8D99
#define GR_GL_BGRA 0x80E1

/* Stencil index sized formats */
#define GR_GL_STENCIL_INDEX4 0x8D47
#define GR_GL_STENCIL_INDEX8 0x8D48
#define GR_GL_STENCIL_INDEX16 0x8D49

/* Depth component sized formats */
#define GR_GL_DEPTH_COMPONENT16 0x81A5

/* Depth stencil sized formats */
#define GR_GL_DEPTH24_STENCIL8 0x88F0

/* Red sized formats */
#define GR_GL_R8 0x8229
#define GR_GL_R16 0x822A
#define GR_GL_R16F 0x822D
#define GR_GL_R32F 0x822E

/* Red integer sized formats */
#define GR_GL_R8I 0x8231
#define GR_GL_R8UI 0x8232
#define GR_GL_R16I 0x8233
#define GR_GL_R16UI 0x8234
#define GR_GL_R32I 0x8235
#define GR_GL_R32UI 0x8236

/* Luminance sized formats */
#define GR_GL_LUMINANCE8 0x8040
#define GR_GL_LUMINANCE8_ALPHA8 0x8045
#define GR_GL_LUMINANCE16F 0x881E

/* Alpha sized formats */
#define GR_GL_ALPHA8 0x803C
#define GR_GL_ALPHA16 0x803E
#define GR_GL_ALPHA16F 0x881C
#define GR_GL_ALPHA32F 0x8816

/* Alpha integer sized formats */
#define GR_GL_ALPHA8I 0x8D90
#define GR_GL_ALPHA8UI 0x8D7E
#define GR_GL_ALPHA16I 0x8D8A
#define GR_GL_ALPHA16UI 0x8D78
#define GR_GL_ALPHA32I 0x8D84
#define GR_GL_ALPHA32UI 0x8D72

/* RG sized formats */
#define GR_GL_RG8 0x822B
#define GR_GL_RG16 0x822C
#define GR_GL_R16F 0x822D
#define GR_GL_R32F 0x822E
#define GR_GL_RG16F 0x822F

/* RG sized integer formats */
#define GR_GL_RG8I 0x8237
#define GR_GL_RG8UI 0x8238
#define GR_GL_RG16I 0x8239
#define GR_GL_RG16UI 0x823A
#define GR_GL_RG32I 0x823B
#define GR_GL_RG32UI 0x823C

/* RGB sized formats */
#define GR_GL_RGB5 0x8050
#define GR_GL_RGB565 0x8D62
#define GR_GL_RGB8 0x8051
#define GR_GL_SRGB8 0x8C41
#define GR_GL_RGBX8 0x96BA

/* RGB integer sized formats */
#define GR_GL_RGB8I 0x8D8F
#define GR_GL_RGB8UI 0x8D7D
#define GR_GL_RGB16I 0x8D89
#define GR_GL_RGB16UI 0x8D77
#define GR_GL_RGB32I 0x8D83
#define GR_GL_RGB32UI 0x8D71

/* RGBA sized formats */
#define GR_GL_RGBA4 0x8056
#define GR_GL_RGB5_A1 0x8057
#define GR_GL_RGBA8 0x8058
#define GR_GL_RGB10_A2 0x8059
#define GR_GL_SRGB8_ALPHA8 0x8C43
#define GR_GL_RGBA16F 0x881A
#define GR_GL_RGBA32F 0x8814
#define GR_GL_RG32F 0x8230
#define GR_GL_RGBA16 0x805B

/* RGBA integer sized formats */
#define GR_GL_RGBA8I 0x8D8E
#define GR_GL_RGBA8UI 0x8D7C
#define GR_GL_RGBA16I 0x8D88
#define GR_GL_RGBA16UI 0x8D76
#define GR_GL_RGBA32I 0x8D82
#define GR_GL_RGBA32UI 0x8D70

/* BGRA sized formats */
#define GR_GL_BGRA8 0x93A1

/* PixelType */
/*      GL_UNSIGNED_BYTE */
#define GR_GL_UNSIGNED_SHORT_4_4_4_4 0x8033
#define GR_GL_UNSIGNED_SHORT_5_5_5_1 0x8034
#define GR_GL_UNSIGNED_SHORT_5_6_5 0x8363
#define GR_GL_UNSIGNED_INT_2_10_10_10_REV 0x8368

/* Shaders */
#define GR_GL_FRAGMENT_SHADER 0x8B30
#define GR_GL_VERTEX_SHADER 0x8B31
#define GR_GL_TESS_CONTROL_SHADER 0x8E88
#define GR_GL_TESS_EVALUATION_SHADER 0x8E87
#define GR_GL_MAX_VERTEX_ATTRIBS 0x8869
#define GR_GL_MAX_VERTEX_UNIFORM_VECTORS 0x8DFB
#define GR_GL_MAX_VARYING_VECTORS 0x8DFC
#define GR_GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS 0x8B4D
#define GR_GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS 0x8B4C
#define GR_GL_MAX_GEOMETRY_TEXTURE_IMAGE_UNITS 0x8C29
#define GR_GL_MAX_TEXTURE_IMAGE_UNITS 0x8872
#define GR_GL_MAX_FRAGMENT_UNIFORM_VECTORS 0x8DFD
#define GR_GL_SHADER_TYPE 0x8B4F
#define GR_GL_DELETE_STATUS 0x8B80
#define GR_GL_LINK_STATUS 0x8B82
#define GR_GL_VALIDATE_STATUS 0x8B83
#define GR_GL_ATTACHED_SHADERS 0x8B85
#define GR_GL_ACTIVE_UNIFORMS 0x8B86
#define GR_GL_ACTIVE_UNIFORM_MAX_LENGTH 0x8B87
#define GR_GL_ACTIVE_ATTRIBUTES 0x8B89
#define GR_GL_ACTIVE_ATTRIBUTE_MAX_LENGTH 0x8B8A
#define GR_GL_SHADING_LANGUAGE_VERSION 0x8B8C
#define GR_GL_CURRENT_PROGRAM 0x8B8D
#define GR_GL_MAX_FRAGMENT_UNIFORM_COMPONENTS 0x8B49
#define GR_GL_MAX_VERTEX_UNIFORM_COMPONENTS 0x8B4A
#define GR_GL_MAX_SHADER_PIXEL_LOCAL_STORAGE_FAST_SIZE 0x8F63
#define GR_GL_SHADER_BINARY_FORMATS 0x8DF8

/* StencilFunction */
#define GR_GL_NEVER 0x0200
#define GR_GL_LESS 0x0201
#define GR_GL_EQUAL 0x0202
#define GR_GL_LEQUAL 0x0203
#define GR_GL_GREATER 0x0204
#define GR_GL_NOTEQUAL 0x0205
#define GR_GL_GEQUAL 0x0206
#define GR_GL_ALWAYS 0x0207

/* StencilOp */
/*      GL_ZERO */
#define GR_GL_KEEP 0x1E00
#define GR_GL_REPLACE 0x1E01
#define GR_GL_INCR 0x1E02
#define GR_GL_DECR 0x1E03
#define GR_GL_INVERT 0x150A
#define GR_GL_INCR_WRAP 0x8507
#define GR_GL_DECR_WRAP 0x8508

/* StringName */
#define GR_GL_VENDOR 0x1F00
#define GR_GL_RENDERER 0x1F01
#define GR_GL_VERSION 0x1F02
#define GR_GL_EXTENSIONS 0x1F03

/* StringCounts */
#define GR_GL_NUM_EXTENSIONS 0x821D

/* Pixel Mode / Transfer */
#define GR_GL_UNPACK_ROW_LENGTH 0x0CF2
#define GR_GL_PACK_ROW_LENGTH 0x0D02


/* TextureMagFilter */
#define GR_GL_NEAREST 0x2600
#define GR_GL_LINEAR 0x2601

/* TextureMinFilter */
/*      GL_NEAREST */
/*      GL_LINEAR */
#define GR_GL_NEAREST_MIPMAP_NEAREST 0x2700
#define GR_GL_LINEAR_MIPMAP_NEAREST 0x2701
#define GR_GL_NEAREST_MIPMAP_LINEAR 0x2702
#define GR_GL_LINEAR_MIPMAP_LINEAR 0x2703

/* TextureUsage */
#define GR_GL_FRAMEBUFFER_ATTACHMENT 0x93A3

/* TextureParameterName */
#define GR_GL_TEXTURE_MAG_FILTER 0x2800
#define GR_GL_TEXTURE_MIN_FILTER 0x2801
#define GR_GL_TEXTURE_WRAP_S 0x2802
#define GR_GL_TEXTURE_WRAP_T 0x2803
#define GR_GL_TEXTURE_USAGE 0x93A2
#define GR_GL_TEXTURE_MAX_ANISOTROPY 0x84FE
#define GR_GL_MAX_TEXTURE_MAX_ANISOTROPY 0x84FF

/* TextureTarget */
/*      GL_TEXTURE_2D */
#define GR_GL_TEXTURE 0x1702
#define GR_GL_TEXTURE_CUBE_MAP 0x8513
#define GR_GL_TEXTURE_BINDING_CUBE_MAP 0x8514
#define GR_GL_TEXTURE_CUBE_MAP_POSITIVE_X 0x8515
#define GR_GL_TEXTURE_CUBE_MAP_NEGATIVE_X 0x8516
#define GR_GL_TEXTURE_CUBE_MAP_POSITIVE_Y 0x8517
#define GR_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y 0x8518
#define GR_GL_TEXTURE_CUBE_MAP_POSITIVE_Z 0x8519
#define GR_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z 0x851A
#define GR_GL_MAX_CUBE_MAP_TEXTURE_SIZE 0x851C

/* TextureUnit */
#define GR_GL_TEXTURE0 0x84C0
#define GR_GL_TEXTURE1 0x84C1
#define GR_GL_TEXTURE2 0x84C2
#define GR_GL_TEXTURE3 0x84C3
#define GR_GL_TEXTURE4 0x84C4
#define GR_GL_TEXTURE5 0x84C5
#define GR_GL_TEXTURE6 0x84C6
#define GR_GL_TEXTURE7 0x84C7
#define GR_GL_TEXTURE8 0x84C8
#define GR_GL_TEXTURE9 0x84C9
#define GR_GL_TEXTURE10 0x84CA
#define GR_GL_TEXTURE11 0x84CB
#define GR_GL_TEXTURE12 0x84CC
#define GR_GL_TEXTURE13 0x84CD
#define GR_GL_TEXTURE14 0x84CE
#define GR_GL_TEXTURE15 0x84CF
#define GR_GL_TEXTURE16 0x84D0
#define GR_GL_TEXTURE17 0x84D1
#define GR_GL_TEXTURE18 0x84D2
#define GR_GL_TEXTURE19 0x84D3
#define GR_GL_TEXTURE20 0x84D4
#define GR_GL_TEXTURE21 0x84D5
#define GR_GL_TEXTURE22 0x84D6
#define GR_GL_TEXTURE23 0x84D7
#define GR_GL_TEXTURE24 0x84D8
#define GR_GL_TEXTURE25 0x84D9
#define GR_GL_TEXTURE26 0x84DA
#define GR_GL_TEXTURE27 0x84DB
#define GR_GL_TEXTURE28 0x84DC
#define GR_GL_TEXTURE29 0x84DD
#define GR_GL_TEXTURE30 0x84DE
#define GR_GL_TEXTURE31 0x84DF
#define GR_GL_ACTIVE_TEXTURE 0x84E0
#define GR_GL_MAX_TEXTURE_UNITS 0x84E2
#define GR_GL_MAX_TEXTURE_COORDS 0x8871

/* TextureWrapMode */
#define GR_GL_REPEAT 0x2901
#define GR_GL_CLAMP_TO_EDGE 0x812F
#define GR_GL_MIRRORED_REPEAT 0x8370
#define GR_GL_CLAMP_TO_BORDER 0x812D

/* Texture Swizzle */
#define GR_GL_TEXTURE_SWIZZLE_R 0x8E42
#define GR_GL_TEXTURE_SWIZZLE_G 0x8E43
#define GR_GL_TEXTURE_SWIZZLE_B 0x8E44
#define GR_GL_TEXTURE_SWIZZLE_A 0x8E45
#define GR_GL_TEXTURE_SWIZZLE_RGBA 0x8E46

/* Texture mapping */
#define GR_GL_TEXTURE_ENV 0x2300
#define GR_GL_TEXTURE_ENV_MODE 0x2200
#define GR_GL_TEXTURE_1D 0x0DE0
/* GL_TEXTURE_2D */
/* GL_TEXTURE_WRAP_S */
/* GL_TEXTURE_WRAP_T */
/* GL_TEXTURE_MAG_FILTER */
/* GL_TEXTURE_MIN_FILTER */
#define GR_GL_TEXTURE_ENV_COLOR 0x2201
#define GR_GL_TEXTURE_GEN_S 0x0C60
#define GR_GL_TEXTURE_GEN_T 0x0C61
#define GR_GL_TEXTURE_GEN_R 0x0C62
#define GR_GL_TEXTURE_GEN_Q 0x0C63
#define GR_GL_TEXTURE_GEN_MODE 0x2500
#define GR_GL_TEXTURE_BORDER_COLOR 0x1004
#define GR_GL_TEXTURE_WIDTH 0x1000
#define GR_GL_TEXTURE_HEIGHT 0x1001
#define GR_GL_TEXTURE_BORDER 0x1005
#define GR_GL_TEXTURE_COMPONENTS 0x1003
#define GR_GL_TEXTURE_RED_SIZE 0x805C
#define GR_GL_TEXTURE_GREEN_SIZE 0x805D
#define GR_GL_TEXTURE_BLUE_SIZE 0x805E
#define GR_GL_TEXTURE_ALPHA_SIZE 0x805F
#define GR_GL_TEXTURE_LUMINANCE_SIZE 0x8060
#define GR_GL_TEXTURE_INTENSITY_SIZE 0x8061
#define GR_GL_TEXTURE_INTERNAL_FORMAT 0x1003
/* GL_NEAREST_MIPMAP_NEAREST */
/* GL_NEAREST_MIPMAP_LINEAR */
/* GL_LINEAR_MIPMAP_NEAREST */
/* GL_LINEAR_MIPMAP_LINEAR */
#define GR_GL_OBJECT_LINEAR 0x2401
#define GR_GL_OBJECT_PLANE 0x2501
#define GR_GL_EYE_LINEAR 0x2400
#define GR_GL_EYE_PLANE 0x2502
#define GR_GL_SPHERE_MAP 0x2402
#define GR_GL_DECAL 0x2101
#define GR_GL_MODULATE 0x2100
/* GL_NEAREST */
/* GL_REPEAT */
#define GR_GL_CLAMP 0x2900
#define GR_GL_S 0x2000
#define GR_GL_T 0x2001
#define GR_GL_R 0x2002
#define GR_GL_Q 0x2003
#define GR_GL_TEXTURE_GEN_R 0x0C62
#define GR_GL_TEXTURE_GEN_Q 0x0C63

/* texture_env_combine */
#define GR_GL_COMBINE 0x8570
#define GR_GL_COMBINE_RGB 0x8571
#define GR_GL_COMBINE_ALPHA 0x8572
#define GR_GL_SOURCE0_RGB 0x8580
#define GR_GL_SOURCE1_RGB 0x8581
#define GR_GL_SOURCE2_RGB 0x8582
#define GR_GL_SOURCE0_ALPHA 0x8588
#define GR_GL_SOURCE1_ALPHA 0x8589
#define GR_GL_SOURCE2_ALPHA 0x858A
#define GR_GL_OPERAND0_RGB 0x8590
#define GR_GL_OPERAND1_RGB 0x8591
#define GR_GL_OPERAND2_RGB 0x8592
#define GR_GL_OPERAND0_ALPHA 0x8598
#define GR_GL_OPERAND1_ALPHA 0x8599
#define GR_GL_OPERAND2_ALPHA 0x859A
#define GR_GL_RGB_SCALE 0x8573
#define GR_GL_ADD_SIGNED 0x8574
#define GR_GL_INTERPOLATE 0x8575
#define GR_GL_SUBTRACT 0x84E7
#define GR_GL_CONSTANT 0x8576
#define GR_GL_PRIMARY_COLOR 0x8577
#define GR_GL_PREVIOUS 0x8578
#define GR_GL_SRC0_RGB 0x8580
#define GR_GL_SRC1_RGB 0x8581
#define GR_GL_SRC2_RGB 0x8582
#define GR_GL_SRC0_ALPHA 0x8588
#define GR_GL_SRC1_ALPHA 0x8589
#define GR_GL_SRC2_ALPHA 0x858A

/* Uniform Types */
#define GR_GL_FLOAT_VEC2 0x8B50
#define GR_GL_FLOAT_VEC3 0x8B51
#define GR_GL_FLOAT_VEC4 0x8B52
#define GR_GL_INT_VEC2 0x8B53
#define GR_GL_INT_VEC3 0x8B54
#define GR_GL_INT_VEC4 0x8B55
#define GR_GL_BOOL 0x8B56
#define GR_GL_BOOL_VEC2 0x8B57
#define GR_GL_BOOL_VEC3 0x8B58
#define GR_GL_BOOL_VEC4 0x8B59
#define GR_GL_FLOAT_MAT2 0x8B5A
#define GR_GL_FLOAT_MAT3 0x8B5B
#define GR_GL_FLOAT_MAT4 0x8B5C
#define GR_GL_SAMPLER_2D 0x8B5E
#define GR_GL_SAMPLER_CUBE 0x8B60

/* Vertex Arrays */
#define GR_GL_VERTEX_ATTRIB_ARRAY_ENABLED 0x8622
#define GR_GL_VERTEX_ATTRIB_ARRAY_SIZE 0x8623
#define GR_GL_VERTEX_ATTRIB_ARRAY_STRIDE 0x8624
#define GR_GL_VERTEX_ATTRIB_ARRAY_TYPE 0x8625
#define GR_GL_VERTEX_ATTRIB_ARRAY_NORMALIZED 0x886A
#define GR_GL_VERTEX_ATTRIB_ARRAY_POINTER 0x8645
#define GR_GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING 0x889F
#define GR_GL_VERTEX_ARRAY 0x8074
#define GR_GL_NORMAL_ARRAY 0x8075
#define GR_GL_COLOR_ARRAY 0x8076
#define GR_GL_SECONDARY_COLOR_ARRAY 0x845E
#define GR_GL_INDEX_ARRAY 0x8077
#define GR_GL_TEXTURE_COORD_ARRAY 0x8078
#define GR_GL_EDGE_FLAG_ARRAY 0x8079
#define GR_GL_VERTEX_ARRAY_SIZE 0x807A
#define GR_GL_VERTEX_ARRAY_TYPE 0x807B
#define GR_GL_VERTEX_ARRAY_STRIDE 0x807C
#define GR_GL_NORMAL_ARRAY_TYPE 0x807E
#define GR_GL_NORMAL_ARRAY_STRIDE 0x807F
#define GR_GL_COLOR_ARRAY_SIZE 0x8081
#define GR_GL_COLOR_ARRAY_TYPE 0x8082
#define GR_GL_COLOR_ARRAY_STRIDE 0x8083
#define GR_GL_INDEX_ARRAY_TYPE 0x8085
#define GR_GL_INDEX_ARRAY_STRIDE 0x8086
#define GR_GL_TEXTURE_COORD_ARRAY_SIZE 0x8088
#define GR_GL_TEXTURE_COORD_ARRAY_TYPE 0x8089
#define GR_GL_TEXTURE_COORD_ARRAY_STRIDE 0x808A
#define GR_GL_EDGE_FLAG_ARRAY_STRIDE 0x808C
#define GR_GL_VERTEX_ARRAY_POINTER 0x808E
#define GR_GL_NORMAL_ARRAY_POINTER 0x808F
#define GR_GL_COLOR_ARRAY_POINTER 0x8090
#define GR_GL_INDEX_ARRAY_POINTER 0x8091
#define GR_GL_TEXTURE_COORD_ARRAY_POINTER 0x8092
#define GR_GL_EDGE_FLAG_ARRAY_POINTER 0x8093
#define GR_GL_V2F 0x2A20
#define GR_GL_V3F 0x2A21
#define GR_GL_C4UB_V2F 0x2A22
#define GR_GL_C4UB_V3F 0x2A23
#define GR_GL_C3F_V3F 0x2A24
#define GR_GL_N3F_V3F 0x2A25
#define GR_GL_C4F_N3F_V3F 0x2A26
#define GR_GL_T2F_V3F 0x2A27
#define GR_GL_T4F_V4F 0x2A28
#define GR_GL_T2F_C4UB_V3F 0x2A29
#define GR_GL_T2F_C3F_V3F 0x2A2A
#define GR_GL_T2F_N3F_V3F 0x2A2B
#define GR_GL_T2F_C4F_N3F_V3F 0x2A2C
#define GR_GL_T4F_C4F_N3F_V4F 0x2A2D
#define GR_GL_PRIMITIVE_RESTART_FIXED_INDEX 0x8D69

/* Buffer Object */
#define GR_GL_READ_ONLY 0x88B8
#define GR_GL_WRITE_ONLY 0x88B9
#define GR_GL_READ_WRITE 0x88BA
#define GR_GL_BUFFER_MAPPED 0x88BC

#define GR_GL_MAP_READ_BIT 0x0001
#define GR_GL_MAP_WRITE_BIT 0x0002
#define GR_GL_MAP_INVALIDATE_RANGE_BIT 0x0004
#define GR_GL_MAP_INVALIDATE_BUFFER_BIT 0x0008
#define GR_GL_MAP_FLUSH_EXPLICIT_BIT 0x0010
#define GR_GL_MAP_UNSYNCHRONIZED_BIT 0x0020

/* Read Format */
#define GR_GL_IMPLEMENTATION_COLOR_READ_TYPE 0x8B9A
#define GR_GL_IMPLEMENTATION_COLOR_READ_FORMAT 0x8B9B

/* Shader Source */
#define GR_GL_COMPILE_STATUS 0x8B81
#define GR_GL_INFO_LOG_LENGTH 0x8B84
#define GR_GL_SHADER_SOURCE_LENGTH 0x8B88
#define GR_GL_SHADER_COMPILER 0x8DFA

/* Shader Binary */
#define GR_GL_SHADER_BINARY_FORMATS 0x8DF8
#define GR_GL_NUM_SHADER_BINARY_FORMATS 0x8DF9

/* Program Binary */
#define GR_GL_NUM_PROGRAM_BINARY_FORMATS 0x87FE
#define GR_GL_PROGRAM_BINARY_FORMATS 0x87FF

/* Shader Precision-Specified Types */
#define GR_GL_LOW_FLOAT 0x8DF0
#define GR_GL_MEDIUM_FLOAT 0x8DF1
#define GR_GL_HIGH_FLOAT 0x8DF2
#define GR_GL_LOW_INT 0x8DF3
#define GR_GL_MEDIUM_INT 0x8DF4
#define GR_GL_HIGH_INT 0x8DF5

/* Queries */
#define GR_GL_QUERY_COUNTER_BITS 0x8864
#define GR_GL_CURRENT_QUERY 0x8865
#define GR_GL_QUERY_RESULT 0x8866
#define GR_GL_QUERY_RESULT_AVAILABLE 0x8867
#define GR_GL_SAMPLES_PASSED 0x8914
#define GR_GL_ANY_SAMPLES_PASSED 0x8C2F
#define GR_GL_TIME_ELAPSED 0x88BF
#define GR_GL_TIMESTAMP 0x8E28
#define GR_GL_PRIMITIVES_GENERATED 0x8C87
#define GR_GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN 0x8C88


/* Framebuffer Object. */
#define GR_GL_FRAMEBUFFER 0x8D40
#define GR_GL_READ_FRAMEBUFFER 0x8CA8
#define GR_GL_DRAW_FRAMEBUFFER 0x8CA9

#define GR_GL_RENDERBUFFER 0x8D41

#define GR_GL_MAX_SAMPLES 0x8D57
// GL_IMG_multisampled_render_to_texture uses a different value for GL_MAX_SAMPLES
#define GR_GL_MAX_SAMPLES_IMG 0x9135

#define GR_GL_RENDERBUFFER_WIDTH 0x8D42
#define GR_GL_RENDERBUFFER_HEIGHT 0x8D43
#define GR_GL_RENDERBUFFER_INTERNAL_FORMAT 0x8D44
#define GR_GL_RENDERBUFFER_RED_SIZE 0x8D50
#define GR_GL_RENDERBUFFER_GREEN_SIZE 0x8D51
#define GR_GL_RENDERBUFFER_BLUE_SIZE 0x8D52
#define GR_GL_RENDERBUFFER_ALPHA_SIZE 0x8D53
#define GR_GL_RENDERBUFFER_DEPTH_SIZE 0x8D54
#define GR_GL_RENDERBUFFER_STENCIL_SIZE 0x8D55

#define GR_GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE 0x8CD0
#define GR_GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME 0x8CD1
#define GR_GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL 0x8CD2
#define GR_GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE 0x8CD3
#define GR_GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LAYER 0x8CD4
#define GR_GL_FRAMEBUFFER_ATTACHMENT_COLOR_ENCODING 0x8210
#define GR_GL_FRAMEBUFFER_ATTACHMENT_COMPONENT_TYPE 0x8211
#define GR_GL_FRAMEBUFFER_ATTACHMENT_RED_SIZE 0x8212
#define GR_GL_FRAMEBUFFER_ATTACHMENT_GREEN_SIZE 0x8213
#define GR_GL_FRAMEBUFFER_ATTACHMENT_BLUE_SIZE 0x8214
#define GR_GL_FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE 0x8215
#define GR_GL_FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE 0x8216
#define GR_GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE 0x8217

#define GR_GL_COLOR_ATTACHMENT0 0x8CE0
#define GR_GL_DEPTH_ATTACHMENT 0x8D00
#define GR_GL_STENCIL_ATTACHMENT 0x8D20

// GL_EXT_discard_framebuffer
#define GR_GL_COLOR 0x1800
#define GR_GL_DEPTH 0x1801
#define GR_GL_STENCIL 0x1802

#define GR_GL_NONE 0
#define GR_GL_FRAMEBUFFER_DEFAULT 0x8218

#define GR_GL_FRAMEBUFFER_COMPLETE 0x8CD5
#define GR_GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT 0x8CD6
#define GR_GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT 0x8CD7
#define GR_GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS 0x8CD9
#define GR_GL_FRAMEBUFFER_UNSUPPORTED 0x8CDD

#define GR_GL_FRAMEBUFFER_BINDING 0x8CA6
#define GR_GL_RENDERBUFFER_BINDING 0x8CA7
#define GR_GL_MAX_RENDERBUFFER_SIZE 0x84E8

#define GR_GL_INVALID_FRAMEBUFFER_OPERATION 0x0506

/* Path Rendering */
// commands
#define GR_GL_CLOSE_PATH 0x00
#define GR_GL_MOVE_TO 0x02
#define GR_GL_LINE_TO 0x04
#define GR_GL_QUADRATIC_CURVE_TO 0x0A
#define GR_GL_CUBIC_CURVE_TO 0x0C
#define GR_GL_CONIC_CURVE_TO 0x1A

// path parameters
#define GR_GL_PATH_STROKE_WIDTH 0x9075
#define GR_GL_PATH_END_CAPS 0x9076
#define GR_GL_PATH_JOIN_STYLE 0x9079
#define GR_GL_PATH_MITER_LIMIT 0x907A
#define GR_GL_PATH_STROKE_BOUND 0x9086

// fill modes
#define GR_GL_COUNT_UP 0x9088

// cover mode
#define GR_GL_BOUNDING_BOX 0x908D
#define GR_GL_BOUNDING_BOX_OF_BOUNDING_BOXES 0x909C

// transform type
#define GR_GL_TRANSLATE_X 0x908E
#define GR_GL_TRANSLATE_Y 0x908F
#define GR_GL_TRANSLATE_2D 0x9090
#define GR_GL_TRANSPOSE_AFFINE_2D 0x9096

// cap/dash values
#define GR_GL_SQUARE 0x90A3
#define GR_GL_ROUND 0x90A4

// join values
#define GR_GL_BEVEL 0x90A6
#define GR_GL_MITER_REVERT 0x90A7

// glyph loading values
#define GR_GL_STANDARD_FONT_FORMAT 0x936C
#define GR_GL_FONT_GLYPHS_AVAILABLE 0x9368

// NV_path_rendering extension to ARB_program_interface_query:
// .. corresponds to the set of active input variables used by the fragment
// shader stage of <program> (if a fragment stage exists).
#define GR_GL_FRAGMENT_INPUT 0x936D

// NV_path_rendering extension to EXT_direct_state_access:
// [the matrix functions] must support the PATH_PROJECTION_NV and
// PATH_MODELVIEW_NV tokens for matrixMode.
#define GR_GL_PATH_PROJECTION 0x1701
#define GR_GL_PATH_MODELVIEW 0x1700

/*  ARM specific define for MSAA support on framebuffer fetch */
#define GR_GL_FETCH_PER_SAMPLE 0x8F65

/* GL_KHR_debug */
#define GR_GL_DEBUG_OUTPUT 0x92E0
#define GR_GL_DEBUG_OUTPUT_SYNCHRONOUS 0x8242
#define GR_GL_CONTEXT_FLAG_DEBUG_BIT 0x00000002
#define GR_GL_MAX_DEBUG_MESSAGE_LENGTH 0x9143
#define GR_GL_MAX_DEBUG_LOGGED_MESSAGES 0x9144
#define GR_GL_DEBUG_LOGGED_MESSAGES 0x9145
#define GR_GL_DEBUG_NEXT_LOGGED_MESSAGE_LENGTH 0x8243
#define GR_GL_MAX_DEBUG_GROUP_STACK_DEPTH 0x826C
#define GR_GL_DEBUG_GROUP_STACK_DEPTH 0x826D
#define GR_GL_MAX_LABEL_LENGTH 0x82E8
#define GR_GL_DEBUG_SOURCE_API 0x8246
#define GR_GL_DEBUG_SOURCE_WINDOW_SYSTEM 0x8247
#define GR_GL_DEBUG_SOURCE_SHADER_COMPILER 0x8248
#define GR_GL_DEBUG_SOURCE_THIRD_PARTY 0x8249
#define GR_GL_DEBUG_SOURCE_APPLICATION 0x824A
#define GR_GL_DEBUG_SOURCE_OTHER 0x824B
#define GR_GL_DEBUG_TYPE_ERROR 0x824C
#define GR_GL_DEBUG_TYPE_DEPRECATED_BEHAVIOR 0x824D
#define GR_GL_DEBUG_TYPE_UNDEFINED_BEHAVIOR 0x824E
#define GR_GL_DEBUG_TYPE_PORTABILITY 0x824F
#define GR_GL_DEBUG_TYPE_PERFORMANCE 0x8250
#define GR_GL_DEBUG_TYPE_OTHER 0x8251
#define GR_GL_DEBUG_TYPE_MARKER 0x8268
#define GR_GL_DEBUG_TYPE_PUSH_GROUP 0x8269
#define GR_GL_DEBUG_TYPE_POP_GROUP 0x826A
#define GR_GL_DEBUG_SEVERITY_HIGH 0x9146
#define GR_GL_DEBUG_SEVERITY_MEDIUM 0x9147
#define GR_GL_DEBUG_SEVERITY_LOW 0x9148
#define GR_GL_DEBUG_SEVERITY_NOTIFICATION 0x826B
#define GR_GL_STACK_UNDERFLOW 0x0504
#define GR_GL_STACK_OVERFLOW 0x0503
#define GR_GL_BUFFER 0x82E0
#define GR_GL_SHADER 0x82E1
#define GR_GL_PROGRAM 0x82E2
#define GR_GL_QUERY 0x82E3
#define GR_GL_PROGRAM_PIPELINE 0x82E4
#define GR_GL_SAMPLER 0x82E6

/* GL_OES_EGL_image_external */
#define GR_GL_TEXTURE_EXTERNAL 0x8D65
#define GR_GL_TEXTURE_BINDING_EXTERNAL 0x8D67

/* GL_ARB_texture_rectangle or GL_ANGLE_texture_rectangle */
#define GR_GL_TEXTURE_RECTANGLE 0x84F5
#define GR_GL_TEXTURE_BINDING_RECTANGLE 0x84F6

/* GL_EXT_window_rectangles */
#define GR_GL_MAX_WINDOW_RECTANGLES 0x8f14
#define GR_GL_INCLUSIVE 0x8f10
#define GR_GL_EXCLUSIVE 0x8f11

/* * GL_QCOM_tiled_rendering */
#define GR_GL_COLOR_BUFFER_BIT0 0x00000001
#define GR_GL_COLOR_BUFFER_BIT1 0x00000002
#define GR_GL_COLOR_BUFFER_BIT2 0x00000004
#define GR_GL_COLOR_BUFFER_BIT3 0x00000008
#define GR_GL_COLOR_BUFFER_BIT4 0x00000010
#define GR_GL_COLOR_BUFFER_BIT5 0x00000020
#define GR_GL_COLOR_BUFFER_BIT6 0x00000040
#define GR_GL_COLOR_BUFFER_BIT7 0x00000080
#define GR_GL_DEPTH_BUFFER_BIT0 0x00000100
#define GR_GL_DEPTH_BUFFER_BIT1 0x00000200
#define GR_GL_DEPTH_BUFFER_BIT2 0x00000400
#define GR_GL_DEPTH_BUFFER_BIT3 0x00000800
#define GR_GL_DEPTH_BUFFER_BIT4 0x00001000
#define GR_GL_DEPTH_BUFFER_BIT5 0x00002000
#define GR_GL_DEPTH_BUFFER_BIT6 0x00004000
#define GR_GL_DEPTH_BUFFER_BIT7 0x00008000
#define GR_GL_STENCIL_BUFFER_BIT0 0x00010000
#define GR_GL_STENCIL_BUFFER_BIT1 0x00020000
#define GR_GL_STENCIL_BUFFER_BIT2 0x00040000
#define GR_GL_STENCIL_BUFFER_BIT3 0x00080000
#define GR_GL_STENCIL_BUFFER_BIT4 0x00100000
#define GR_GL_STENCIL_BUFFER_BIT5 0x00200000
#define GR_GL_STENCIL_BUFFER_BIT6 0x00400000
#define GR_GL_STENCIL_BUFFER_BIT7 0x00800000
#define GR_GL_MULTISAMPLE_BUFFER_BIT0 0x01000000
#define GR_GL_MULTISAMPLE_BUFFER_BIT1 0x02000000
#define GR_GL_MULTISAMPLE_BUFFER_BIT2 0x04000000
#define GR_GL_MULTISAMPLE_BUFFER_BIT3 0x08000000
#define GR_GL_MULTISAMPLE_BUFFER_BIT4 0x10000000
#define GR_GL_MULTISAMPLE_BUFFER_BIT5 0x20000000
#define GR_GL_MULTISAMPLE_BUFFER_BIT6 0x40000000
#define GR_GL_MULTISAMPLE_BUFFER_BIT7 0x80000000

/* GL_ARB_sync */
#define GR_GL_SYNC_GPU_COMMANDS_COMPLETE 0x9117
#define GR_GL_ALREADY_SIGNALED 0x911A
#define GR_GL_TIMEOUT_EXPIRED 0x911B
#define GR_GL_CONDITION_SATISFIED 0x911C
#define GR_GL_WAIT_FAILED 0x911D
#define GR_GL_SYNC_FLUSH_COMMANDS_BIT 0x00000001
#define GR_GL_TIMEOUT_IGNORED 0xFFFFFFFFFFFFFFFFull

/* GL_EXT_geometry_shader */
#define GR_GL_LINES_ADJACENCY 0x000A

#define GR_GL_PATCH_VERTICES 0x8E72

/* GL_ARB_internalformat_query */
#define GR_GL_NUM_SAMPLE_COUNTS 0x9380

/* EGL Defines */
#define GR_EGL_NO_DISPLAY ((GrEGLDisplay) nullptr)
#define GR_EGL_EXTENSIONS 0x3055
#define GR_EGL_GL_TEXTURE_2D 0x30B1
#define GR_EGL_GL_TEXTURE_LEVEL 0x30BC
#define GR_EGL_IMAGE_PRESERVED 0x30D2
#define GR_EGL_FALSE 0x0
#define GR_EGL_TRUE 0x1
#define GR_EGL_NONE 0x3038
#define GR_EGL_NO_IMAGE ((GrEGLImage) nullptr)

/* Programs */
#define GR_GL_PROGRAM_BINARY_RETRIEVABLE_HINT 0x8257
#define GL_PROGRAM_BINARY_LENGTH 0x8741

/* GL_NV_conservative_raster */
#define GR_GL_CONSERVATIVE_RASTERIZATION 0x9346

/* Barriers */
#define GR_GL_VERTEX_ATTRIB_ARRAY_BARRIER_BIT 0x0001
#define GR_GL_ELEMENT_ARRAY_BARRIER_BIT 0x0002
#define GR_GL_UNIFORM_BARRIER_BIT 0x0004
#define GR_GL_TEXTURE_FETCH_BARRIER_BIT 0x0008
#define GR_GL_SHADER_IMAGE_ACCESS_BARRIER_BIT 0x0020
#define GR_GL_COMMAND_BARRIER_BIT 0x0040
#define GR_GL_PIXEL_BUFFER_BARRIER_BIT 0x0080
#define GR_GL_TEXTURE_UPDATE_BARRIER_BIT 0x0100
#define GR_GL_BUFFER_UPDATE_BARRIER_BIT 0x0200
#define GR_GL_FRAMEBUFFER_BARRIER_BIT 0x0400
#define GR_GL_TRANSFORM_FEEDBACK_BARRIER_BIT 0x0800
#define GR_GL_ATOMIC_COUNTER_BARRIER_BIT 0x1000
#define GR_GL_ALL_BARRIER_BITS 0xffffffff

/* * GL_NV_fence_sync */
#define GR_GL_ALL_COMPLETED 0x84F2

/* Tessellation */
#define GR_GL_MAX_TESS_GEN_LEVEL_OES 0x8E7E

/* * WEBGL_debug_renderer_info */
#define GR_UNMASKED_VENDOR_WEBGL 0x9245
#define GR_UNMASKED_RENDERER_WEBGL 0x9246

#endif
